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Heiko Carstensb0c632d2008-03-25 18:47:20 +01001/*
2 * kvm_s390.h - definition for kvm on s390
3 *
4 * Copyright IBM Corp. 2008
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License (version 2 only)
8 * as published by the Free Software Foundation.
9 *
10 * Author(s): Carsten Otte <cotte@de.ibm.com>
11 * Christian Borntraeger <borntraeger@de.ibm.com>
12 */
13
14#ifndef ARCH_S390_KVM_S390_H
15#define ARCH_S390_KVM_S390_H
Christian Borntraeger8f2abe62008-03-25 18:47:23 +010016
Carsten Otteba5c1e92008-03-25 18:47:26 +010017#include <linux/kvm.h>
Christian Borntraeger8f2abe62008-03-25 18:47:23 +010018#include <linux/kvm_host.h>
19
20typedef int (*intercept_handler_t)(struct kvm_vcpu *vcpu);
21
22int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu);
23
Heiko Carstensb0c632d2008-03-25 18:47:20 +010024#define VM_EVENT(d_kvm, d_loglevel, d_string, d_args...)\
25do { \
26 debug_sprintf_event(d_kvm->arch.dbf, d_loglevel, d_string "\n", \
27 d_args); \
28} while (0)
29
30#define VCPU_EVENT(d_vcpu, d_loglevel, d_string, d_args...)\
31do { \
32 debug_sprintf_event(d_vcpu->kvm->arch.dbf, d_loglevel, \
33 "%02d[%016lx-%016lx]: " d_string "\n", d_vcpu->vcpu_id, \
34 d_vcpu->arch.sie_block->gpsw.mask, d_vcpu->arch.sie_block->gpsw.addr,\
35 d_args); \
36} while (0)
Carsten Otteba5c1e92008-03-25 18:47:26 +010037
38static inline int __cpu_is_stopped(struct kvm_vcpu *vcpu)
39{
40 return atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_STOP_INT;
41}
42
43int kvm_s390_handle_wait(struct kvm_vcpu *vcpu);
44void kvm_s390_idle_wakeup(unsigned long data);
45void kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu);
46int kvm_s390_inject_vm(struct kvm *kvm,
47 struct kvm_s390_interrupt *s390int);
48int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu,
49 struct kvm_s390_interrupt *s390int);
50int kvm_s390_inject_program_int(struct kvm_vcpu *vcpu, u16 code);
Heiko Carstensb0c632d2008-03-25 18:47:20 +010051#endif